[Comment "auto-generated from http://www.jesseo.com/chesspublishing/pgn.php?pgndata=[Event%20%26quot;c%20and%20d%20pawns%20against%20h%20pawn%26quot;]%0A[Date%20%26quot;2012%26quot;]%0A[SetUp%20%26quot;1%26quot;]%0A[FEN%20%26quot;8/3p4/2pk3p/5R1P/2P5/7r/1K6/8%20w%20-%20-%200%2041%26quot;]%0A[PlyCount%20%26quot;19%26quot;]%0A%0A%0A41.%20Rf6+%20%26%23123;(This%20easy%20move%20was%20missed%20by%20my%20opponent%20due%20to%20a%20horrible%20mutual%0Atimetrouble.%20In%20fact,%20Kc3%20was%20played%20in%20the%20game%20which%20is%20of%20course%20an%20illegal%0Amove%20but%20not%20noticed%20until%20the%20moment%20we%20had%20to%20reconstruct%20the%20game.%20Strange%0Asurely%20if%20you%20know%20both%20players%20are%20FMs.)%26%23125;%20Kc5%2042.%20Rxh6%20Rh4%20$1%20%26%23123;(The%20best%20test.%0A)%26%23125;%20(42...%20Kxc4%20$6%2043.%20Rd6%20Rh2+%2044.%20Kc1%20Kc3%2045.%20Rxd7%20$11%20%26%23123;(A%20rather%20easy%0Atablebasedraw.)%26%23125;)%2043.%20Rh7%20$1%20%26%23123;(Rh8%20loses%20quickly%20on%20Kxc4%20but%20Rg6%20is%20a%20bit%20more%0Acomplicated.)%26%23125;%20(43.%20Rg6%20$2%20Rxc4%20$1%20(43...%20Kxc4%20$2%2044.%20Rd6%20Rh2+%20$11)%2044.%20h6%20Rh4%0A45.%20Rg7%20d5%2046.%20h7%20d4%2047.%20Rc7%20Rh3%2048.%20Kb1%20Kd5%2049.%20Rf7%20Kc4%2050.%20Ra7%20Rh2%2051.%20Kc1%20c5%0A$19)%2043...%20d6%2044.%20Rh6%20$1%20%26%23123;(Rh8%20again%20loses%20quickly%20on%20Kxc4%20but%20Rc7%20is%20more%0Acomplicated.)%26%23125;%20(44.%20Rc7%20$2%20Rxc4%20$1%20(44...%20Rxh5%20$2%20%26%23123;(Looks%20very%20nice%20but%0Adoes%20not%20win.)%26%23125;%2045.%20Kb3%20$1%20Rh3+%2046.%20Kc2%20Rh4%2047.%20Kb3%20$1%20Rd4%2048.%20Rc8%20$1%20Rxc4%2049.%0ARxc6+%20$1%20$11)%2045.%20h6%20Rh4%2046.%20h7%20Rh3%2047.%20Kc2%20d5%2048.%20Kd2%20Kd6%20%26%23123;(I%20believe%20that%0Ablack%20has%20different%20schemes%20here%20to%20win.%20I%20just%20show%20an%20interesting%20one%20which%0AI%20worked%20out%20with%20the%20engines.)%26%23125;%2049.%20Rb7%20c5%2050.%20Kc2%20d4%2051.%20Kb2%20Kd5%2052.%20Ra7%20Rh2+%0A53.%20Kb3%20c4+%2054.%20Kb4%20c3%2055.%20Kb3%20Rb2+%20$1%20%26%23123;(An%20ingenious%20system%20to%20bring%20the%20king%0Aaround%20the%20pawns.)%26%23125;%20(55...%20c2%20$2%2056.%20Ra1%20Ke4%2057.%20h8%3DQ%20Rxh8%2058.%20Kxc2%20$11%20%26%23123;%0A(White%20still%20needs%20to%20be%20a%20little%20bit%20careful%20but%20it%20is%20again%20a%20tablebasedraw.)%0A%26%23125;)%2056.%20Ka4%20Rb8%2057.%20Rb7%20Rc8%2058.%20Rc7%20Ra8+%2059.%20Kb3%20Rb8+%2060.%20Ka2%20Ke4%2061.%20Rb7%20Ra8+%0A62.%20Kb3%20Kd3%2063.%20Rg7%20Rb8+%2064.%20Ka2%20Rb2+%20$1%20%26%23123;(Switchback%20as%20the%20task%20is%20executed%0Aand%20the%20rook%20of%20course%20is%20much%20better%20behind%20the%20white%20pawn.)%26%23125;%2065.%20Ka3%20Rh2%2066.%0AKb3%20c2%2067.%20Rg3+%20Ke4%2068.%20Rg1%20%26%23123;%0A(On%20h8%3DQ,%20black%20first%20underpromotes%20to%20knight%20!!)%26%23125;%20d3%2069.%20Kc3%20Ke3%2070.%20Re1+%20Kf2%2071.%20Kd2%20Rxh7%20$19%20%26%23123;%0A(This%20is%20a%20tablebasewin%20but%20black%20best%20keeps%20some%20time%20left%20on%20the%20clock%20to%0Afind%20the%20final%20correct%20moves.)%26%23125;)%2044...%20Rxc4%2045.%20Rh8%20$1%20%26%23123;(Only%20now%20as%20white%0Awins%20a%20very%20important%20tempo.)%26%23125;%20Rh4%2046.%20h6%20Kc4%2047.%20h7%20Rh2+%2048.%20Ka3%20$3%20%26%23123;%0A(Fantastic%20move%20which%20saves%20the%20game.%20The%20alternative%20Kb1%20loses.)%26%23125;%20(48.%20Kb1%20$2%0AKd5%20$3%20(48...%20Kc5%20$2%2049.%20Kc1%20Kd5%20(49...%20d5%2050.%20Kb1%20d4%2051.%20Kc1%20Kc4%2052.%20Rc8%20Rxh7%0A53.%20Rxc6+%20$11)%2050.%20Kb1%20c5%2051.%20Kc1%20c4%2052.%20Kb1%20Kd4%2053.%20Rd8%20Rxh7%2054.%20Rxd6+%20$11%0A)%2049.%20Kc1%20Kc5%20$3%20(49...%20c5%20$2%2050.%20Kb1%20c4%2051.%20Kc1%20Kd4%2052.%20Rd8%20Rxh7%2053.%20Rxd6+%20$11%0A)%2050.%20Kb1%20d5%2051.%20Kc1%20d4%2052.%20Kb1%20(52.%20Kd1%20Kc4%2053.%20Rc8%20Rxh7%2054.%20Rxc6+%20$19)%2052...%0AKc4%2053.%20Rc8%20Rxh7%2054.%20Rxc6+%20$19%20%26%23123;(Only%20by%20marching%20up%20with%20the%20d%20pawn%20and%0Amaking%20sure%20that%20the%20white%20king%20is%20on%20a%20white%20square,%20black%20achieves%20the%20win.)%26%23125;%0A)%2048...%20c5%20$5%20%26%23123;(Looks%20to%20me%20again%20the%20best%20test.)%26%23125;%20(48...%20d5%20$5%2049.%20Rc8%20Rxh7%0A50.%20Rxc6+%20$11%20%26%23123;(Maybe%20a%20bit%20easier%20to%20hold%20this%20tablebasedraw%20than%20in%20the%0Amainline.%20Anyway%20it%20is%20just%20a%20matter%20of%20taste%20as%20the%20evaluation%20does%20not%20change.%0A)%26%23125;)%2049.%20Rd8%20Rxh7%2050.%20Rxd6%20$11%20%26%23123;(A%20tablebasedraw%20but%20white%20still%20needs%20to%20be%0Avigilant%20for%20some%20traps.)%26%23125;"]
[Event "c and d pawns against h pawn"]
[Date "2012"]
[SetUp "1"]
[FEN "8/3p4/2pk3p/5R1P/2P5/7r/1K6/8 w - - 0 41"]
[PlyCount "19"]


41. Rf6+ {(This easy move was missed by my opponent due to a horrible mutual
timetrouble. In fact, Kc3 was played in the game which is of course an illegal
move but not noticed until the moment we had to reconstruct the game. Strange
surely if you know both players are FMs.)} Kc5 42. Rxh6 Rh4 $1 {(The best test.
)} (42... Kxc4 $6 43. Rd6 Rh2+ 44. Kc1 Kc3 45. Rxd7 $11 {(A rather easy
tablebasedraw.)}) 43. Rh7 $1 {(Rh8 loses quickly on Kxc4 but Rg6 is a bit more
complicated.)} (43. Rg6 $2 Rxc4 $1 (43... Kxc4 $2 44. Rd6 Rh2+ $11) 44. h6 Rh4
45. Rg7 d5 46. h7 d4 47. Rc7 Rh3 48. Kb1 Kd5 49. Rf7 Kc4 50. Ra7 Rh2 51. Kc1 c5
$19) 43... d6 44. Rh6 $1 {(Rh8 again loses quickly on Kxc4 but Rc7 is more
complicated.)} (44. Rc7 $2 Rxc4 $1 (44... Rxh5 $2 {(Looks very nice but
does not win.)} 45. Kb3 $1 Rh3+ 46. Kc2 Rh4 47. Kb3 $1 Rd4 48. Rc8 $1 Rxc4 49.
Rxc6+ $1 $11) 45. h6 Rh4 46. h7 Rh3 47. Kc2 d5 48. Kd2 Kd6 {(I believe that
black has different schemes here to win. I just show an interesting one which
I worked out with the engines.)} 49. Rb7 c5 50. Kc2 d4 51. Kb2 Kd5 52. Ra7 Rh2+
53. Kb3 c4+ 54. Kb4 c3 55. Kb3 Rb2+ $1 {(An ingenious system to bring the king
around the pawns.)} (55... c2 $2 56. Ra1 Ke4 57. h8=Q Rxh8 58. Kxc2 $11 {
(White still needs to be a little bit careful but it is again a tablebasedraw.)
}) 56. Ka4 Rb8 57. Rb7 Rc8 58. Rc7 Ra8+ 59. Kb3 Rb8+ 60. Ka2 Ke4 61. Rb7 Ra8+
62. Kb3 Kd3 63. Rg7 Rb8+ 64. Ka2 Rb2+ $1 {(Switchback as the task is executed
and the rook of course is much better behind the white pawn.)} 65. Ka3 Rh2 66.
Kb3 c2 67. Rg3+ Ke4 68. Rg1 {
(On h8=Q, black first underpromotes to knight !!)} d3 69. Kc3 Ke3 70. Re1+ Kf2 71. Kd2 Rxh7 $19 {
(This is a tablebasewin but black best keeps some time left on the clock to
find the final correct moves.)}) 44... Rxc4 45. Rh8 $1 {(Only now as white
wins a very important tempo.)} Rh4 46. h6 Kc4 47. h7 Rh2+ 48. Ka3 $3 {
(Fantastic move which saves the game. The alternative Kb1 loses.)} (48. Kb1 $2
Kd5 $3 (48... Kc5 $2 49. Kc1 Kd5 (49... d5 50. Kb1 d4 51. Kc1 Kc4 52. Rc8 Rxh7
53. Rxc6+ $11) 50. Kb1 c5 51. Kc1 c4 52. Kb1 Kd4 53. Rd8 Rxh7 54. Rxd6+ $11
) 49. Kc1 Kc5 $3 (49... c5 $2 50. Kb1 c4 51. Kc1 Kd4 52. Rd8 Rxh7 53. Rxd6+ $11
) 50. Kb1 d5 51. Kc1 d4 52. Kb1 (52. Kd1 Kc4 53. Rc8 Rxh7 54. Rxc6+ $19) 52...
Kc4 53. Rc8 Rxh7 54. Rxc6+ $19 {(Only by marching up with the d pawn and
making sure that the white king is on a white square, black achieves the win.)}
) 48... c5 $5 {(Looks to me again the best test.)} (48... d5 $5 49. Rc8 Rxh7
50. Rxc6+ $11 {(Maybe a bit easier to hold this tablebasedraw than in the
mainline. Anyway it is just a matter of taste as the evaluation does not change.
)}) 49. Rd8 Rxh7 50. Rxd6 $11 {(A tablebasedraw but white still needs to be
vigilant for some traps.)}